#-*- coding:utf-8 -*-

import re
import requests
import json
import time
from requests.exceptions import RequestException

def get_one_page(url):
  headers = {
    'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36'
  }
  try:
    response = requests.get(url,headers=headers)
    if response.status_code==200:
      return response.text
    return None
  except RequestException:
    return None

def parse_one_page(html):
  pattern = re.compile('<dd>.*?board-index.*?>(\d+)</i>.*?data-src="(.*?)".*?name"><a.*?>(.*?)</a>.*?star">(.*?)</p>.*?releasetime">(.*?)</p>.*?integer">(.*?)</i>.*?fraction">(.*?)</i>.*?</dd>',re.S)
  print(html)
  items = re.findall(pattern, html)
  print("items.size()=%d"%len(items))
  for item in items:
        yield {
            'index': item[0],
            'image': item[1],
            'title': item[2],
            'actor': item[3].strip()[3:],
            'time': item[4].strip()[5:],
            'score': item[5] + item[6]
        }

  
def write_to_file(content):
  with open('maoyan100.txt','a',encoding='utf-8')as f:
    f.write(json.dumps(content,ensure_ascii=False)+'\n')
	
def main(offset):
  url = 'http://maoyan.com/board/4?offset='+str(offset)
  html = get_one_page(url)
  for item in parse_one_page(html):
    print(item)
    write_to_file(item)
	
if __name__ == '__main__':
  for i in range(10):
    main(offset=i*10)
    time.sleep(1)